CVE-2026-71100

Unauthenticated Oracle Database RDBMS Access Control Flaw Exposing Limited Data

Published Aug 18, 2026 CVSS 3.1 · 5.3 Medium EPSS < 1% KEV · Not listed
Description
Vulnerability in the RDBMS component of Oracle Database Server. Supported versions that are affected are 19.3-19.32, 21.3-21.23 and 23.4.0-23.26.3. Easily exploitable vulnerability allows unauthenticated attacker with network access via Oracle Net to compromise RDBMS. Successful attacks of this vulnerability can result in unauthorized read access to a subset of RDBMS accessible data. CVSS 3.1 Base Score 5.3 (Confidentiality impacts). CVSS Vector: (CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N).

Remediation

No solution or workaround provided in the CVE record

Tracking

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Advisories

No advisories available
History
Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'yes', 'Exploitation': 'none', 'Technical Impact': 'partial'}, 'version': '2.0.3'}

Type Values Removed Values Added
Title Unauthenticated Oracle Database RDBMS Access Control Flaw Exposing Limited Data
Type Values Removed Values Added
Title Unauthorized RDBMS Data Exposure via Oracle Net
Type Values Removed Values Added
CPEs cpe:2.3:a:oracle:database_server:*:*:*:*:*:*:*:*
Type Values Removed Values Added
Title Unauthorized RDBMS Data Exposure via Oracle Net
Weaknesses CWE-200
Type Values Removed Values Added
Weaknesses CWE-200
Type Values Removed Values Added
Weaknesses CWE-284
Type Values Removed Values Added
Title Unauthorized Read Access Vulnerability in Oracle Database Server via Oracle Net
Weaknesses CWE-200
CWE-284
Type Values Removed Values Added
First Time appeared Oracle database Server
Vendors & Products Oracle database Server
Type Values Removed Values Added
Title Unauthorized Read Access Vulnerability in Oracle Database Server via Oracle Net
Weaknesses CWE-200
CWE-284
Type Values Removed Values Added
Description Vulnerability in the RDBMS component of Oracle Database Server. Supported versions that are affected are 19.3-19.32, 21.3-21.23 and 23.4.0-23.26.3. Easily exploitable vulnerability allows unauthenticated attacker with network access via Oracle Net to compromise RDBMS. Successful attacks of this vulnerability can result in unauthorized read access to a subset of RDBMS accessible data. CVSS 3.1 Base Score 5.3 (Confidentiality impacts). CVSS Vector: (CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N).
First Time appeared Oracle
Oracle database - Rdbms
CPEs cpe:2.3:a:oracle:database_-_rdbms:*:*:*:*:*:*:*:*
Vendors & Products Oracle
Oracle database - Rdbms
References
Metrics cvssV3_1

{'score': 5.3, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N'}

Weaknesses

Sources

Status
PUBLISHED
Assigner
oracle
Published
Updated
Sep 17, 2026, 6:43 PM
Reserved
Aug 4, 2026, 10:06 PM
Status
Analyzed
Published
Aug 18, 2026, 9:18 PM
Modified
Oct 22, 2026, 5:09 PM